biostudies-literatureUnknown8(1)Weissler EH<h4>Importance</h4>Thoracic endovascular aortic repair (TEVAR) has increasingly been used for uncomplicated type B aortic dissection (uTBAD) despite limited supporting data.<h4>Objective</h4>To assess whether initial TEVAR following uTBAD is associated with reduced mortality or morbidity compared with medical therapy alone.<h4>Design, setting, and participants</h4>This cohort study included Centers for Medicare & Medicaid Services inpatient claims data for adults aged 65 years or older with index admissions for acute uTBAD from January 1, 2011, to December 31, 2018, with follow-up available through December 31, 2019.<h4>Exposures</h4>Initial TEVAR was defined as TEVAR within 30 days of admission for acute uTBAD.<h4>Main outcomes and measures</h4>Outcomes included all-cause mortality, cardiJAMA cardiology44-53https://www.ebi.ac.uk/biostudies/studies/S-EPMC9637274biostudies-literatureInitial Thoracic Endovascular Aortic Repair vs Medical Therapy for Acute Uncomplicated Type B Aortic Dissection.PMC9637274Weissler EHOsazuwa-Peters OLJones WSO'Brien SMVekstein AMShalhub SMark DBHardy NCKougias PMussa FFPatel MRSecemsky EAGreiner MAVemulapalli SfalseInitial Thoracic Endovascular Aortic Repair vs Medical Therapy for Acute Uncomplicated Type B Aortic Dissection.<h4>Importance</h4>Thoracic endovascular aortic repair (TEVAR) has increasingly been used for uncomplicated type B aortic dissection (uTBAD) despite limited supporting data.<h4>Objective</h4>To assess whether initial TEVAR following uTBAD is associated with reduced mortality or morbidity compared with medical therapy alone.<h4>Design, setting, and participants</h4>This cohort study included Centers for Medicare & Medicaid Services inpatient claims data for adults aged 65 years or older with index admissions for acute uTBAD from January 1, 2011, to December 31, 2018, with follow-up available through December 31, 2019.<h4>Exposures</h4>Initial TEVAR was defined as TEVAR within 30 days of admission for acute uTBAD.<h4>Main outcomes and measures</h4>Outcomes included all-cause mortality, cardi2023-01-01T00:00:00Z2023 Jan2025-04-05T12:28:52.094Z2025-04-05T12:28:52.094ZS-EPMC96372743633425910.1001/jamacardio.2022.4187